Aero Race Wheels 53 Series steel wheels are designed for dirt oval track use only. The roll-formed 53 Series wheels feature a 7-hole D-window center disc made of HSLA material for strength and durability. They also come with inner and outer beadlock rings that are CNC laser cut, using 16 zinc plated flange bolts. All beadlocks include mudcover installation kits with mudcover tabs incorporated into the inner ring to eliminate the need for welding. Recommended for dirt track use only. Designed for vehicles up to 4000 lbs. Must use 1" O.D. lug nuts with 45 degree taper. Standard beadlock ring color is matched to the wheel color. Learn more about determining the proper wheel offset, torque sequence, and bolt pattern for your application by reading our tech article, Racing Wheel Principles.